The VLF5020AT-4R7M1R2 is a wire-wound inductor manufactured by TDK Corporation and is part of the VLF series. These inductors are designed for power supply applications in compact electronic devices, where small size and efficient power handling are crucial. The '4R7M' designates an inductance value of 4.7µH with a specific tolerance. The '1R2' likely refers to the rated current or a specific product revision number.

Applications:

• DC-DC converters in portable devices: Commonly found in smartphones, tablets, wearable technology, and other battery-powered devices.
• Power management circuits: Provides voltage regulation and ripple filtering in power supplies.
• High-frequency power inductor applications: Suitable for use in high-efficiency and small form factor power supplies.
• Noise filtering in power lines: Reduces electromagnetic interference (EMI) and improves signal integrity.

Features:

• Small Size: Compact dimensions optimized for use in space-constrained applications.
• Magnetically Shielded: Reduces electromagnetic interference.
• High Current Capability: Designed to handle relatively large currents for its size.
• Excellent Inductance Stability: Maintains stable inductance across a range of temperatures and frequencies.
• Lead-Free Construction: Compliant with RoHS environmental standards.

Benefits:

• Space Saving: Enables smaller and more compact electronic device designs.
• Reduced EMI: Improves overall device performance and reliability by minimizing interference.
• Efficient Power Conversion: Contributes to improved energy efficiency in DC-DC converters.
• Reliable Performance: Provides stable and consistent operation in various operating conditions.
• Environmental Compliance: Meets environmental regulations concerning lead content.

Specifications:

The VLF5020AT-4R7M1R2 has an inductance of 4.7µH. Its dimensions are approximately 5.0mm x 5.0mm x 2.0mm. It is designed for reflow soldering processes. It features a shielded construction. The rated current and DC resistance are specific to this part number and are detailed in the TDK datasheet. The operating temperature range is also specified within the datasheet.